People who have periodontal disease may have a higher risk of developing some forms of cancer, suggests a letter published in the journal Gut detailing a prospective study.
US researchers found that a history of periodontal disease appeared to be associated with a raised risk of oesophageal cancer and gastric cancer and this risk was also higher among people who had lost teeth previously.
Previous findings on the relationship of periodontal disease and tooth loss with oesophageal and gastric cancer have been inconsistent.
Therefore, a team of researchers from Harvard T.H. Chan School of Public Health, in Boston, USA, carried out a study of data on patients over decades of follow up.
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